Image: Physical features of dinosaurs

Physical features of dinosaurs

Diagram of Eoraptor skeleton showing the main physical features that all dinosaurs share.

Rights:
© Australian Museum

Notes

The main physical features that all dinosaurs share are:

  1. Hole in skull between eye socket and nostril
  2. Two holes in skull behind eye socket
  3. Ankle that bends in single plane like a hinge
  4. Hip socket with hole in centre
  5. Limbs held directly under the body
  6. Three or more sacral (located near pelvis) vertebrae
     

Last Updated:

Tags physical features of dinosaurs, shared characteristics, structure, skeleton, skeletal,